Home / 8,242.32-11,373.12-5,260.62

Finding the Fourth Proportional to 8,242.32, 11,373.12 and 5,260.62

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Solution

The fourth proportional to 8,242.32, 11,373.12 and 5,260.62 is: 7,258.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,242.32 : 11,373.12 = 5,260.62 : x
  2. Step 2: Convert to fraction form
    8,242.32/11,373.12 = 5,260.62/x
  3. Step 3: Cross multiply
    8,242.32x = 11,373.12 × 5,260.62
  4. Step 4: Simplify right side
    8,242.32x = 59,829,662.53
  5. Step 5: Solve for x
    x = 59,829,662.53/8,242.32
  6. Step 6: Final answer
    x = 7,258.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.